Lung Volumes and Capacities · Physiology

Which lung volume increases in obstructive lung disease?

  1. Tidal volume
  2. Residual volume
  3. Vital capacity
  4. Inspiratory reserve volume
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Correct answer: Residual volume

Residual volume increases in obstructive lung diseases due to air trapping. Expiration becomes incomplete.

Difficulty: Medium Question 8 of 40

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